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Development of p-phenylbenzyl as a new protecting group: protection and deprotection of alcohols

✍ Scribed by G.V.M Sharma; Rakesh

Publisher: Elsevier Science
Year: 2001
Tongue: French
Weight: 59 KB
Volume: 42
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)01058-9

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✦ Synopsis

Phenylbenzyl is developed as a new 'PMB' like protecting group. p-Phenylbenzyl (PPB) ethers were prepared from alcohols with PPBBr-NaH or p-phenylbenzyl trichloroacetimidate-TfOH and subjected to oxidative deprotection using DDQ or DDQ (10 mol%)-3 equiv. Mn(OAc) 3 .

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